CN104906611A - Method and device for disinfecting and sterilizing plastic packaging containers - Google Patents
Method and device for disinfecting and sterilizing plastic packaging containers Download PDFInfo
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- CN104906611A CN104906611A CN201510325789.2A CN201510325789A CN104906611A CN 104906611 A CN104906611 A CN 104906611A CN 201510325789 A CN201510325789 A CN 201510325789A CN 104906611 A CN104906611 A CN 104906611A
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Abstract
The invention discloses a method and a device for disinfecting and sterilizing plastic packaging containers. According to the invention, the disinfecting and sterilizing purpose is achieved by performing photochemical reaction by virtue of sequentially adding 5-10mg/m<3> ethyl acetate, a nitrogen oxide composed of nitrous oxide, nitrogen tetroxide and nitrogen dioxide, 0.1-0.3% of ferrous and 35-45% of hydrogen peroxide to generate radical ions which have a strong oxidation property. The method and the device disclosed by the invention have the beneficial effects that the plastic packaging containers are disinfected and sterilized by generating the radical ions, without secondary pollution and plastic deformation, thus avoiding ageing due to the action of ultraviolet ray and prolonging the service life and time; the plastic packaging containers after being disinfected and sterilized by the radicals are free from water stain residue and good in effect.
Description
Technical field
The present invention relates to a kind of method and apparatus of plastic packaging containers disinfection, particularly relate to a kind of method being directed to the disinfection of plastic packaging containers.
Background technology
At present, varied for the carry out disinfection method of sterilization of packing container, have wherein moist hear heat test to improve vapor (steam) temperature by pressurization, with high pressure steam sterilization, penetration power is strong, and temperature is high, and sterilization effect is best.But inapplicable for plastic packaging containers, at high temperature under high pressure, plastic packaging containers can be made to be out of shape, reduce the life-span that it uses.And although disinfection by ultraviolet light can not produce the problems referred to above, its penetration power is weak, and influence factor is many, and bactericidal potency is subject to a definite limitation.And general uviol lamp uses more than 100h, then should change, cost of comparing is higher.Such as: publication number is CN102060399A, name is called " method and apparatus for sterilisation of packing containers ", in the method for its sterilization, liquid sterilant and water vapour flow to a mixed nozzle simultaneously individually, and the mixture beam be made up of the disinfectant be atomized and/or vaporize and water vapour leaving mixed nozzle is sprayed directly on on packing container with interior.This method easily realizes, and works reliablely.And can the packing container with less entrance be sterilized reliably.But this method can leave water stain on plastic containers surface.
Summary of the invention
The technical problem that the present invention mainly solves: the method for current disinfection is not suitable for plastic packaging containers, bactericidal effect is not high, remain the problems such as water stain, provide a kind of method and apparatus method of plastic packaging containers disinfection, the method is by photochemically reactive mode, reach regulation effect high, plastic deformation can not be made aging, extend the object in its service life.
For solving the problems of the technologies described above, the present invention adopts technical scheme as described below: a kind of plastic packaging containers disinfecting device, comprise telescopic cylinder, organic substance filled chamber, nitrogen oxide filled chamber, disinfectant filled chamber be connected with blower fan, retracting device, watch-dog, pulley, when being 5 ~ 10mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 2 ~ 3min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 3 ~ 4min, disinfectant filled chamber can be slided to again, carry out disinfection injection 2 ~ 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 1 ~ 2min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.
In described nitrogen oxide filled chamber, nitrogen oxide is by nitrous oxide, dinitrogen tetroxide, and nitrogen dioxide forms, by quality ratio, and the nitrous oxide of 15 ~ 45%, the nitrogen dioxide of 20% ~ 30%, the dinitrogen tetroxide of 40% ~ 60%.
The disinfectant of described disinfectant filled chamber is made up of the ferrous iron of 0.1% ~ 0.3% and the hydrogen peroxide of 35% ~ 45%.
In described retracting device, using the methane of 30 ~ 60L as reducing agent, with 5 ~ 10g ferrum oxide for catalyst, under the condition of 100 ~ 120 DEG C, reduction of nitrogen oxide is become nitrogen, there is oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.
Principle of the present invention: be 5 ~ 10mg/m by adding concentration successively
3ethyl acetate, nitrogen oxide, and the mixture be made up of the ferrous iron of 0.1% ~ 0.3% and the hydrogen peroxide of 35% ~ 45%, occur photochemical reaction, produce radical ion, there is strong oxidation susceptibility, reach sterilizing object.
Application process of the present invention: will be 5 ~ 10mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 2 ~ 3min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 3 ~ 4min, disinfectant filled chamber can be slided to again, carry out disinfection injection 2 ~ 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 1 ~ 2min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.
The present invention is compared with additive method, and Advantageous Effects is:
(1) by reclaiming reduction apparatus, conversion of nitrogen oxides can be become free of contamination nitrogen, carbon dioxide and water, thus can not produce secondary pollution;
(2) go for plastic packaging containers, can not plastic deformation be made, also can not be suitable for ultraviolet, avoid that it is aging, extend applicable life-span and time;
(3) plastic packaging containers can not remain water stain, and disinfection effect is good.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention's " a kind of method and apparatus of plastic packaging containers disinfection ".
Wherein, 1, telescopic cylinder; 2, pulley; 3, import; 4, organic substance filled chamber; 5, flow rate switch; 6, shower nozzle; 7, nitrogen oxide filled chamber; 8, disinfectant filled chamber; 9, blower fan; 10, watch-dog; 11, retracting device.
Embodiment
A kind of plastic packaging containers disinfecting device, comprises telescopic cylinder, organic substance filled chamber, nitrogen oxide filled chamber, disinfectant filled chamber is connected with blower fan, retracting device, watch-dog, pulley, it is characterized in that: be 5 ~ 10mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 2 ~ 3min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 3 ~ 4min, disinfectant filled chamber can be slided to again, carry out disinfection injection 2 ~ 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 1 ~ 2min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.In described nitrogen oxide filled chamber, nitrogen oxide is by nitrous oxide, dinitrogen tetroxide, and nitrogen dioxide forms, by quality ratio, and the nitrous oxide of 15% ~ 45%, the nitrogen dioxide of 20% ~ 30%, the dinitrogen tetroxide of 40% ~ 60%.Wherein the disinfectant of disinfectant filled chamber is made up of the ferrous iron of 0.1% ~ 0.3% and the hydrogen peroxide of 35% ~ 45%.In retracting device, using the methane of 30 ~ 60L as reducing agent, with 5 ~ 10g ferrum oxide for catalyst, under the condition of 100 ~ 120 DEG C, reduction of nitrogen oxide is become nitrogen, has oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.
Example 1
To be 5mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 2min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 4min, disinfectant filled chamber can be slided to again, carry out disinfection and spray 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 2min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.Wherein in nitrogen oxide filled chamber nitrogen oxide by 30% nitrous oxide, the dinitrogen tetroxide of 25%, 45% nitrogen dioxide composition, wherein the disinfectant of disinfectant filled chamber is made up of the ferrous iron of 0.3% and the hydrogen peroxide of 45%.In retracting device, using the methane of 50L as reducing agent, with 10g ferrum oxide for catalyst, under the condition of 100 DEG C, reduction of nitrogen oxide is become nitrogen, has oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.It is 0.01mg/m that final watch-dog detects nitrous oxides concentration
3, belong to arm's length standard, can discharge.
Example 2
To be 5mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 2min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 4min, disinfectant filled chamber can be slided to again, carry out disinfection and spray 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 2min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.Wherein in nitrogen oxide filled chamber nitrogen oxide by 20% nitrous oxide, the dinitrogen tetroxide of 30%, 50% nitrogen dioxide composition, wherein the disinfectant of disinfectant filled chamber is made up of the ferrous iron of 0.3% and the hydrogen peroxide of 45%.In retracting device, using the methane of 40L as reducing agent, with 7g siderochrome for catalyst, under the condition of 100 DEG C, reduction of nitrogen oxide is become nitrogen, has oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.It is 0.02mg/m that final watch-dog detects nitrous oxides concentration
3, belong to arm's length standard, can discharge.
Example 3
To be 6mg/m containing concentration
3ethyl acetate enter organic substance filled chamber by import, open flow rate switch, by the spraying of shower nozzle to plastic containers ejection trace, spray 3min, pulley can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 4min, disinfectant filled chamber can be slided to again, carry out disinfection and spray 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 3min on pulley, it is made fully to react, after reaction, pass through blower fan, dry up, residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog display nitrogen gas concn is normal, then can be discharged.Wherein in nitrogen oxide filled chamber nitrogen oxide by 40% nitrous oxide, the dinitrogen tetroxide of 20%, 40% nitrogen dioxide composition, wherein the disinfectant of disinfectant filled chamber is made up of the ferrous iron of 0.3% and the hydrogen peroxide of 45%.In retracting device, using the methane of 40L as reducing agent, with 8g siderochrome for catalyst, under the condition of 100 DEG C, reduction of nitrogen oxide is become nitrogen, has oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.It is 0.03mg/m that final watch-dog detects nitrous oxides concentration
3, belong to arm's length standard, can discharge.
Claims (4)
1. a plastic packaging containers disinfecting device, comprise telescopic cylinder (1), organic substance filled chamber (4), nitrogen oxide filled chamber (7), disinfectant filled chamber (8) be connected with pulley (2) with blower fan (9), retracting device (10), watch-dog (11), it is characterized in that: be 5 ~ 10mg/m containing concentration
3ethyl acetate enter organic substance filled chamber (4) by import (3), open flow rate switch (5), by the spraying of shower nozzle (6) to plastic containers ejection trace, spray 2 ~ 3min, pulley (2) can slide to the right to drive plastic packaging containers, it is made to be placed under nitrogen oxide filled chamber, by shower nozzle injection of NOx, it is made to enter plastic packaging containers, after spraying 3 ~ 4min, disinfectant filled chamber (8) can be slided to again, carry out disinfection injection 2 ~ 3min, after three injection flow processs complete, plastic packaging containers can leave standstill 1 ~ 2min on pulley, it is made fully to react, after reaction, dried up by blower fan (9), residual nitrogen oxidizing gas in plastic packaging containers is sucked retracting device simultaneously, nitrogen class material is reduced, generate nitrogen, when watch-dog (11) display nitrogen gas concn is normal, then can be got rid of.
2. a kind of plastic packaging containers disinfecting device according to claim 1, it is characterized in that: in described nitrogen oxide filled chamber (7), nitrogen oxide is by nitrous oxide, dinitrogen tetroxide, nitrogen dioxide forms, by quality ratio, the nitrous oxide of 15% ~ 45%, the nitrogen dioxide of 20% ~ 30%, the dinitrogen tetroxide of 40% ~ 60%.
3. the method and apparatus of a kind of plastic packaging containers disinfection according to claim 1, is characterized in that: the disinfectant of described disinfectant filled chamber is made up of the ferrous iron of 0.1% ~ 0.3% and the hydrogen peroxide of 35% ~ 45%.
4. the method and apparatus of a kind of plastic packaging containers disinfection according to claim 1, it is characterized in that: in described retracting device (10), using the methane of 30 ~ 60L as reducing agent, with 5 ~ 10g ferrum oxide for catalyst, under the condition of 100 ~ 120 DEG C, reduction of nitrogen oxide is become nitrogen, has oxygen generation combustion reaction superfluous in partial reduction agent and flue gas to form water and carbon dioxide simultaneously, and release large calorimetric.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510325789.2A CN104906611A (en) | 2015-06-12 | 2015-06-12 | Method and device for disinfecting and sterilizing plastic packaging containers |
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| CN201510325789.2A CN104906611A (en) | 2015-06-12 | 2015-06-12 | Method and device for disinfecting and sterilizing plastic packaging containers |
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| CN201510325789.2A Pending CN104906611A (en) | 2015-06-12 | 2015-06-12 | Method and device for disinfecting and sterilizing plastic packaging containers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106139220A (en) * | 2016-07-29 | 2016-11-23 | 深圳市潜能环保实业有限公司 | Sterilizing, disinfecting and removing peculiar smell service station and dissipation method thereof |
| CN106742367A (en) * | 2016-12-31 | 2017-05-31 | 合肥优亿科机电科技有限公司 | A kind of manufacture of aseptic line of heavy packages container |
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| WO2003047777A2 (en) * | 2001-12-06 | 2003-06-12 | Barrie Mellor | Cleaning process and apparatus |
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Patent Citations (6)
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| CN1248493A (en) * | 1998-09-23 | 2000-03-29 | 中国科学院大连化学物理研究所 | Methane selective reducing nitrogen oxide catalyst under oxygen-enriched condition |
| WO2003047777A2 (en) * | 2001-12-06 | 2003-06-12 | Barrie Mellor | Cleaning process and apparatus |
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| CN102711845A (en) * | 2010-01-22 | 2012-10-03 | 东洋制罐株式会社 | Method for sterilizing surface of space and sterilization system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139220A (en) * | 2016-07-29 | 2016-11-23 | 深圳市潜能环保实业有限公司 | Sterilizing, disinfecting and removing peculiar smell service station and dissipation method thereof |
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